$223+ Cheap flights from St. Louis (STL) to Aruba
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AUA
Mar 10 — Mar 171
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Aruba
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Best
Last-minute
One-way
Cheapest flights from St. Louis to ArubaExplore the most affordable flight options available from St. Louis to Aruba. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.
Explore the most affordable flight options available from St. Louis to Aruba. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 8, 2026.
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:49 pm
STL
- AUA
2 stops16h 51m
United Airlines
Sat 5/93:10 pm
AUA
- STL
1 stop8h 20m
United Airlines
Deal found 2/5![United Airlines logo]()
$503
This American Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:03 pm
STL
- AUA
2 stops18h 37m
American Airlines
Fri 5/84:20 pm
AUA
- STL
1 stop17h 10m
American Airlines
Deal found 2/7![American Airlines logo]()
$512
This American Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:55 pm
STL
- AUA
2 stops17h 35m
American Airlines
Sun 5/102:30 pm
AUA
- STL
2 stops19h 00m
American Airlines
Deal found 2/5![American Airlines logo]()
$513
This American Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:53 pm
STL
- AUA
2 stops19h 50m
American Airlines
Sat 2/285:59 pm
AUA
- STL
2 stops18h 04m
American Airlines
Deal found 2/6![American Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:05 am
STL
- AUA
1 stop7h 05m
American Airlines
Tue 4/75:25 pm
AUA
- STL
1 stop17h 51m
American Airlines
Deal found 2/8![American Airlines logo]()
$526
This American Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/185:21 pm
STL
- AUA
2 stops17h 59m
American Airlines
Sat 4/252:30 pm
AUA
- STL
2 stops19h 00m
American Airlines
Deal found 2/5![American Airlines logo]()
$531
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/86:00 am
STL
- AUA
1 stop7h 18m
Delta
Sat 5/233:25 pm
AUA
- STL
1 stop9h 34m
Delta
Deal found 2/5![Delta logo]()
$533
This American Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
STL
- AUA
1 stop8h 59m
American Airlines
Thu 3/53:39 pm
AUA
- STL
1 stop10h 09m
American Airlines
Deal found 2/5![American Airlines logo]()
$536
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:00 am
STL
- AUA
1 stop7h 20m
Delta
Mon 2/232:10 pm
AUA
- STL
1 stop8h 31m
Delta
Deal found 2/5![Delta logo]()
$537
Best flights from St. Louis to ArubaDiscover carefully curated flight deals from St. Louis to Aruba that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 8, 2026.
Discover carefully curated flight deals from St. Louis to Aruba that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 8, 2026.
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:49 pm
STL
- AUA
2 stops16h 51m
United Airlines
Sat 5/93:10 pm
AUA
- STL
1 stop8h 20m
United Airlines
Deal found 2/5![United Airlines logo]()
$503
This American Airlines deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/28:03 pm
STL
- AUA
2 stops18h 37m
American Airlines
Fri 5/84:20 pm
AUA
- STL
1 stop17h 10m
American Airlines
Deal found 2/7![American Airlines logo]()
$512
This American Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:55 pm
STL
- AUA
2 stops17h 35m
American Airlines
Sun 5/102:30 pm
AUA
- STL
2 stops19h 00m
American Airlines
Deal found 2/5![American Airlines logo]()
$513
This American Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/186:53 pm
STL
- AUA
1 stop16h 27m
American Airlines
Sat 4/255:25 pm
AUA
- STL
1 stop17h 51m
American Airlines
Deal found 2/5![American Airlines logo]()
$526
This American Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:15 am
STL
- AUA
1 stop9h 28m
American Airlines
Mon 3/235:13 pm
AUA
- STL
1 stop17h 27m
American Airlines
Deal found 2/6![American Airlines logo]()
$526
This American Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/27:05 am
STL
- AUA
1 stop7h 05m
American Airlines
Tue 4/75:25 pm
AUA
- STL
2 stops19h 12m
American Airlines
Deal found 2/6![American Airlines logo]()
$531
Last-minute flights from St. Louis to ArubaDiscover last-minute flight deals from St. Louis to Aruba. Data last updated February 8, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Aruba. Data last updated February 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:00 am
STL
- AUA
1 stop7h 20m
Delta
Mon 2/232:10 pm
AUA
- STL
1 stop8h 31m
Delta
Deal found 2/5![Delta logo]()
$537
This American Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/216:53 pm
STL
- AUA
2 stops19h 50m
American Airlines
Sat 2/285:59 pm
AUA
- STL
2 stops18h 04m
American Airlines
Deal found 2/6![American Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:00 am
STL
- AUA
1 stop8h 59m
American Airlines
Thu 3/53:39 pm
AUA
- STL
1 stop10h 09m
American Airlines
Deal found 2/5![American Airlines logo]()
$536
This Delta deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:47 pm
STL
- AUA
2 stops15h 13m
Delta
Thu 3/54:35 pm
AUA
- STL
1 stop9h 01m
Delta
Deal found 2/6![Delta logo]()
$550
This United Airlines deal was found by Cheapflights users on 2/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/76:25 am
STL
- AUA
1 stop8h 15m
United Airlines
Sat 3/142:00 pm
AUA
- STL
1 stop8h 42m
United Airlines
Deal found 2/8![United Airlines logo]()
$545
This American Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:15 am
STL
- AUA
1 stop9h 28m
American Airlines
Mon 3/235:13 pm
AUA
- STL
1 stop17h 27m
American Airlines
Deal found 2/6![American Airlines logo]()
$526
This American Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/216:57 pm
STL
- AUA
1 stop15h 36m
American Airlines
Sat 3/284:59 pm
AUA
- STL
1 stop20h 45m
American Airlines
Deal found 2/5![American Airlines logo]()
$547
One-way flights from St. Louis to ArubaSearch for one-way flight options from St. Louis to Aruba. Find affordable one-way fares based on user searches. Data last updated February 8, 2026.
Search for one-way flight options from St. Louis to Aruba. Find affordable one-way fares based on user searches. Data last updated February 8, 2026.
This United Airlines deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:15 pm
STL
- AUA
1 stop17h 55m
United Airlines
Deal found 2/6![United Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:40 am
STL
- AUA
3 stops27h 05m
Multiple Airlines
Deal found 2/6![Multiple Airlines logo]()
$464
Find flight deals from St. Louis to Aruba
Keep the following information in mind while searching for St. Louis to Aruba flight deals. Data was last updated February 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $503 (United Airlines) |
One-way from | $223 (United Airlines) |
Popular in | March |
Cheapest in | February |
Average price | $544 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Aruba that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 8, 2026.
Use the filters below to find and compare flights from St. Louis to Aruba that are best for you.
Fly from
St. Louis
Fly to
Aruba
Route
Depart
Return
Price
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Tue 5/5
6:49 pm-12:40 pm
2 stops16h 51m
Oranjestad Reina Beatrix
Sat 5/9
3:10 pm-10:30 pm
1 stop8h 20m
$503
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Sat 5/2
8:03 pm-3:40 pm
2 stops18h 37m
Oranjestad Reina Beatrix
Fri 5/8
4:20 pm-8:30 am
1 stop17h 10m
$512
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Sun 5/3
6:55 pm-1:30 pm
2 stops17h 35m
Oranjestad Reina Beatrix
Sun 5/10
2:30 pm-8:30 am
2 stops19h 00m
$513
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Sat 4/18
6:53 pm-12:20 pm
1 stop16h 27m
Oranjestad Reina Beatrix
Sat 4/25
5:25 pm-10:16 am
1 stop17h 51m
$526
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Wed 3/18
5:15 am-3:43 pm
1 stop9h 28m
Oranjestad Reina Beatrix
Mon 3/23
5:13 pm-9:40 am
1 stop17h 27m
$526
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Thu 4/2
7:05 am-3:10 pm
1 stop7h 05m
Oranjestad Reina Beatrix
Tue 4/7
5:25 pm-11:37 am
2 stops19h 12m
$531
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Thu 5/28
8:15 pm-3:10 pm
1 stop17h 55m
$223
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Thu 5/28
6:40 am-10:45 am
3 stops27h 05m
$464
Best time to book a flight from St. Louis to Aruba
Have a flexible travel schedule? Discover the best time to fly to Aruba from St. Louis with our price prediction graph.
STL-AUA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Aruba
STL-AW0
STL-AUA
What is the cheapest month to book a flight from St. Louis to Aruba?
Currently, December is the cheapest month in which you can book a flight from St. Louis to Aruba (average of $370). Flying from St. Louis to Aruba in May is currently the most expensive (average of $482). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Aruba
Get insights into the airlines that provide service to Aruba. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Aruba. Reviews last updated February 8, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from St. Louis to Aruba by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Entertainment
7.5
Food
7.0
Crew
8.6
Overall
8.0
Boarding
8.1
Comfort
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Aruba. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to Aruba by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from St. Louis to Aruba, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Aruba flights
Browse other St. Louis and Aruba flight options. Last updated on February 8, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from St. Louis to Aruba
Discover the top 4 airlines that operate flights from St. Louis to Aruba. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$399 | Average$687 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$458 | Average$612 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$481 | Average$614 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$674 | Average$1,020 | FlexibilityNo cancel fee | On-time63% |